1078420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{7703}}^1$

素因数の和:7719

約数の個数: 24

約数和(自身を含む): 2588544

約数和(自身を除く): 1510124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 7703, 15406, 30812, 38515, 53921, 77030, 107842, 154060, 215684, 269605, 539210, 1078420]

約数ペア:

[(1, 1078420), (2, 539210), (4, 269605), (5, 215684), (7, 154060), (10, 107842), (14, 77030), (20, 53921), (28, 38515), (35, 30812), (70, 15406), (140, 7703)]